/**
* Delete a group, called after all of its torrents have been deleted.
* IMPORTANT: Never call this unless you're certain the group is no longer used by any torrents
*
* @param int $GroupID
*/
public static function delete_group($GroupID)
{
$QueryID = G::$DB->get_query_id();
Misc::write_log("Group {$GroupID} automatically deleted (No torrents have this group).");
G::$DB->query("\n\t\t\tSELECT CategoryID\n\t\t\tFROM torrents_group\n\t\t\tWHERE ID = '{$GroupID}'");
list($Category) = G::$DB->next_record();
if ($Category == 1) {
G::$Cache->decrement('stats_album_count');
}
G::$Cache->decrement('stats_group_count');
// Collages
G::$DB->query("\n\t\t\tSELECT CollageID\n\t\t\tFROM collages_torrents\n\t\t\tWHERE GroupID = '{$GroupID}'");
if (G::$DB->has_results()) {
$CollageIDs = G::$DB->collect('CollageID');
G::$DB->query("\n\t\t\t\tUPDATE collages\n\t\t\t\tSET NumTorrents = NumTorrents - 1\n\t\t\t\tWHERE ID IN (" . implode(', ', $CollageIDs) . ')');
G::$DB->query("\n\t\t\t\tDELETE FROM collages_torrents\n\t\t\t\tWHERE GroupID = '{$GroupID}'");
foreach ($CollageIDs as $CollageID) {
G::$Cache->delete_value("collage_{$CollageID}");
}
G::$Cache->delete_value("torrent_collages_{$GroupID}");
}
// Artists
// Collect the artist IDs and then wipe the torrents_artist entry
G::$DB->query("\n\t\t\tSELECT ArtistID\n\t\t\tFROM torrents_artists\n\t\t\tWHERE GroupID = {$GroupID}");
$Artists = G::$DB->collect('ArtistID');
G::$DB->query("\n\t\t\tDELETE FROM torrents_artists\n\t\t\tWHERE GroupID = '{$GroupID}'");
foreach ($Artists as $ArtistID) {
if (empty($ArtistID)) {
continue;
}
// Get a count of how many groups or requests use the artist ID
G::$DB->query("\n\t\t\t\tSELECT COUNT(ag.ArtistID)\n\t\t\t\tFROM artists_group AS ag\n\t\t\t\t\tLEFT JOIN requests_artists AS ra ON ag.ArtistID = ra.ArtistID\n\t\t\t\tWHERE ra.ArtistID IS NOT NULL\n\t\t\t\t\tAND ag.ArtistID = '{$ArtistID}'");
list($ReqCount) = G::$DB->next_record();
G::$DB->query("\n\t\t\t\tSELECT COUNT(ag.ArtistID)\n\t\t\t\tFROM artists_group AS ag\n\t\t\t\t\tLEFT JOIN torrents_artists AS ta ON ag.ArtistID = ta.ArtistID\n\t\t\t\tWHERE ta.ArtistID IS NOT NULL\n\t\t\t\t\tAND ag.ArtistID = '{$ArtistID}'");
list($GroupCount) = G::$DB->next_record();
if ($ReqCount + $GroupCount == 0) {
//The only group to use this artist
Artists::delete_artist($ArtistID);
} else {
//Not the only group, still need to clear cache
G::$Cache->delete_value("artist_groups_{$ArtistID}");
}
}
// Requests
G::$DB->query("\n\t\t\tSELECT ID\n\t\t\tFROM requests\n\t\t\tWHERE GroupID = '{$GroupID}'");
$Requests = G::$DB->collect('ID');
G::$DB->query("\n\t\t\tUPDATE requests\n\t\t\tSET GroupID = NULL\n\t\t\tWHERE GroupID = '{$GroupID}'");
foreach ($Requests as $RequestID) {
G::$Cache->delete_value("request_{$RequestID}");
}
// comments
Comments::delete_page('torrents', $GroupID);
G::$DB->query("\n\t\t\tDELETE FROM torrents_group\n\t\t\tWHERE ID = '{$GroupID}'");
G::$DB->query("\n\t\t\tDELETE FROM torrents_tags\n\t\t\tWHERE GroupID = '{$GroupID}'");
G::$DB->query("\n\t\t\tDELETE FROM torrents_tags_votes\n\t\t\tWHERE GroupID = '{$GroupID}'");
G::$DB->query("\n\t\t\tDELETE FROM bookmarks_torrents\n\t\t\tWHERE GroupID = '{$GroupID}'");
G::$DB->query("\n\t\t\tDELETE FROM wiki_torrents\n\t\t\tWHERE PageID = '{$GroupID}'");
G::$Cache->delete_value("torrents_details_{$GroupID}");
G::$Cache->delete_value("torrent_group_{$GroupID}");
G::$Cache->delete_value("groups_artists_{$GroupID}");
G::$DB->set_query_id($QueryID);
}
if (!is_number($CollageID) || !$CollageID) {
error(404);
}
$DB->query("\n\tSELECT Name, CategoryID, UserID\n\tFROM collages\n\tWHERE ID = '{$CollageID}'");
list($Name, $CategoryID, $UserID) = $DB->next_record(MYSQLI_NUM, false);
if (!check_perms('site_collages_delete') && $UserID !== $LoggedUser['ID']) {
error(403);
}
$Reason = trim($_POST['reason']);
if (!$Reason) {
error('You must enter a reason!');
}
$DB->query("\n\tSELECT GroupID\n\tFROM collages_torrents\n\tWHERE CollageID = '{$CollageID}'");
while (list($GroupID) = $DB->next_record()) {
$Cache->delete_value("torrents_details_{$GroupID}");
$Cache->delete_value("torrent_collages_{$GroupID}");
$Cache->delete_value("torrent_collages_personal_{$GroupID}");
}
//Personal collages have CategoryID 0
if ($CategoryID == 0) {
$DB->query("\n\t\tDELETE FROM collages\n\t\tWHERE ID = '{$CollageID}'");
$DB->query("\n\t\tDELETE FROM collages_torrents\n\t\tWHERE CollageID = '{$CollageID}'");
Comments::delete_page('collages', $CollageID);
} else {
$DB->query("\n\t\tUPDATE collages\n\t\tSET Deleted = '1'\n\t\tWHERE ID = '{$CollageID}'");
Subscriptions::flush_subscriptions('collages', $CollageID);
Subscriptions::flush_quote_notifications('collages', $CollageID);
}
Misc::write_log("Collage {$CollageID} ({$Name}) was deleted by " . $LoggedUser['Username'] . ": {$Reason}");
$Cache->delete_value("collage_{$CollageID}");
header('Location: collages.php');
error(403);
}
$CategoryName = $Categories[$CategoryID - 1];
//Do we need to get artists?
if ($CategoryName === 'Music') {
$ArtistForm = Requests::get_artists($RequestID);
$ArtistName = Artists::display_artists($ArtistForm, false, true);
$FullName = $ArtistName . $Title;
} else {
$FullName = $Title;
}
// Delete request, votes and tags
$DB->query("DELETE FROM requests WHERE ID = '{$RequestID}'");
$DB->query("DELETE FROM requests_votes WHERE RequestID = '{$RequestID}'");
$DB->query("DELETE FROM requests_tags WHERE RequestID = '{$RequestID}'");
Comments::delete_page('requests', $RequestID);
$DB->query("\n\tSELECT ArtistID\n\tFROM requests_artists\n\tWHERE RequestID = {$RequestID}");
$RequestArtists = $DB->to_array();
foreach ($RequestArtists as $RequestArtist) {
$Cache->delete_value("artists_requests_{$RequestArtist}");
}
$DB->query("\n\tDELETE FROM requests_artists\n\tWHERE RequestID = '{$RequestID}'");
$Cache->delete_value("request_artists_{$RequestID}");
G::$DB->query("\n\tREPLACE INTO sphinx_requests_delta\n\t\t(ID)\n\tVALUES\n\t\t({$RequestID})");
if ($UserID != $LoggedUser['ID']) {
Misc::send_pm($UserID, 0, 'A request you created has been deleted', "The request \"{$FullName}\" was deleted by [url=" . site_url() . 'user.php?id=' . $LoggedUser['ID'] . ']' . $LoggedUser['Username'] . '[/url] for the reason: [quote]' . $_POST['reason'] . '[/quote]');
}
Misc::write_log("Request {$RequestID} ({$FullName}) was deleted by user " . $LoggedUser['ID'] . ' (' . $LoggedUser['Username'] . ') for the reason: ' . $_POST['reason']);
$Cache->delete_value("request_{$RequestID}");
$Cache->delete_value("request_votes_{$RequestID}");
if ($GroupID) {
/**
* Deletes an artist and their requests, wiki, and tags.
* Does NOT delete their torrents.
*
* @param int $ArtistID
*/
public static function delete_artist($ArtistID)
{
$QueryID = G::$DB->get_query_id();
G::$DB->query("\n\t\t\tSELECT Name\n\t\t\tFROM artists_group\n\t\t\tWHERE ArtistID = " . $ArtistID);
list($Name) = G::$DB->next_record(MYSQLI_NUM, false);
// Delete requests
G::$DB->query("\n\t\t\tSELECT RequestID\n\t\t\tFROM requests_artists\n\t\t\tWHERE ArtistID = {$ArtistID}\n\t\t\t\tAND ArtistID != 0");
$Requests = G::$DB->to_array();
foreach ($Requests as $Request) {
list($RequestID) = $Request;
G::$DB->query('DELETE FROM requests WHERE ID=' . $RequestID);
G::$DB->query('DELETE FROM requests_votes WHERE RequestID=' . $RequestID);
G::$DB->query('DELETE FROM requests_tags WHERE RequestID=' . $RequestID);
G::$DB->query('DELETE FROM requests_artists WHERE RequestID=' . $RequestID);
}
// Delete artist
G::$DB->query('DELETE FROM artists_group WHERE ArtistID=' . $ArtistID);
G::$DB->query('DELETE FROM artists_alias WHERE ArtistID=' . $ArtistID);
G::$Cache->decrement('stats_artist_count');
// Delete wiki revisions
G::$DB->query('DELETE FROM wiki_artists WHERE PageID=' . $ArtistID);
// Delete tags
G::$DB->query('DELETE FROM artists_tags WHERE ArtistID=' . $ArtistID);
// Delete artist comments, subscriptions and quote notifications
Comments::delete_page('artist', $ArtistID);
G::$Cache->delete_value('artist_' . $ArtistID);
G::$Cache->delete_value('artist_groups_' . $ArtistID);
// Record in log
if (!empty(G::$LoggedUser['Username'])) {
$Username = G::$LoggedUser['Username'];
} else {
$Username = '******';
}
Misc::write_log("Artist {$ArtistID} ({$Name}) was deleted by {$Username}");
G::$DB->set_query_id($QueryID);
}
